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Quarterly Information (unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Quarterly Results of Operations

In millions, except per share amounts		First				Second				Third				Fourth
2012
Total revenues		$	613			$	665			$	647			$	740
Gross margin		$	338			$	382			$	361			$	410
Operating income		$	127			$	160			$	143			$	150
Net income		$	91			$	112			$	104			$	112
Net income per share:
Basic		$	0.54			$	0.66			$	0.62			$	0.67
Diluted		$	0.53			$	0.65			$	0.60			$	0.66
2011
Total revenues		$	506			$	581			$	602			$	673
Gross margin		$	275			$	316			$	328			$	374
Operating income		$	91			$	110			$	122			$	133
Net income		$	65			$	103			$	87			$	98
Net income per share:
Basic		$	0.39			$	0.61			$	0.52			$	0.59
Diluted		$	0.38			$	0.60			$	0.51			$	0.57

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- Definition

Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 270

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (a)-(j)

-URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306

+ Details

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